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Finding the Fourth Proportional to 164,783.90, 227,238.03 and 124,045.56

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Solution

The fourth proportional to 164,783.90, 227,238.03 and 124,045.56 is: 171,059.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,783.90 : 227,238.03 = 124,045.56 : x
  2. Step 2: Convert to fraction form
    164,783.90/227,238.03 = 124,045.56/x
  3. Step 3: Cross multiply
    164,783.90x = 227,238.03 × 124,045.56
  4. Step 4: Simplify right side
    164,783.90x = 28,187,868,684.65
  5. Step 5: Solve for x
    x = 28,187,868,684.65/164,783.90
  6. Step 6: Final answer
    x = 171,059.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.